In "Inside Out 2," Riley, now a teenager, experiences the arrival of new emotions like Anxiety, Envy, and Embarrassment, alongside the original emotions. Anxiety takes a leading role, causing Riley to experience a panic attack during a hockey tryout. The film explores how Riley's sense of self is shaped by her beliefs and how new emotions can challenge existing ones. Ultimately, Riley learns that all emotions, including the new ones, are necessary for her to become the best version of herself